import java.util.Scanner;

public class Task3 {
    public static void main(String[] args) {
        System.out.println("请输入一个整数：");
        Scanner sc=new Scanner(System.in);
        int num=sc.nextInt();
        if(num>3 & num<6){
            System.out.println("正确");
        }else {
            System.out.println("不正确");
        }
    }
}
